ultracrepiˈdationn. the action or fact of criticizing ignorantly.
ΘΚΠ
society > morality > dueness or propriety > moral impropriety > [noun] > condition of being undue or unwarrantable > expression of opinions beyond one's knowledge
ultracrepidation1800
ultracrepidizing1837
ultracrepidarianisma1876
1800 S. T. Coleridge in Sir H. Davy's Rem. (1858) 83 All this is ultra crepidation.